# Circle segment

A quarter circle with a radius of 4 has the same area as a circle segment with a radius of 3. What is the magnitude of the center angle of the circle segment?

## Correct answer:

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### You need to know the following knowledge to solve this word math problem:

**algebra**- equation
- expression of a variable from the formula
**planimetrics**- circle
- area of a shape
- circular sector
**basic functions**- direct proportionality

### Units of physical quantities:

### Grade of the word problem:

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